Home / 628,076.75-941,973.57-178,787.66

Finding the Fourth Proportional to 628,076.75, 941,973.57 and 178,787.66

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Solution

The fourth proportional to 628,076.75, 941,973.57 and 178,787.66 is: 268,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,076.75 : 941,973.57 = 178,787.66 : x
  2. Step 2: Convert to fraction form
    628,076.75/941,973.57 = 178,787.66/x
  3. Step 3: Cross multiply
    628,076.75x = 941,973.57 × 178,787.66
  4. Step 4: Simplify right side
    628,076.75x = 168,413,245,652.28
  5. Step 5: Solve for x
    x = 168,413,245,652.28/628,076.75
  6. Step 6: Final answer
    x = 268,141.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.